libcudaoptimize/doxygen/utilities_8h_source.html

00001 //*************************************************************************//
00002 //                                                                         //
00003 //  LibCudaOptimize                                                        //
00004 //  Copyright (C) 2012 Ibislab, University of Parma                        //
00005 //  Authors: Youssef S.G. Nashed, Roberto Ugolotti                         //
00006 //                                                                         //
00007 //  You should have received a copy of the GNU General Public License      //
00008 //  along with this program.  If not, see <http://www.gnu.org/licenses/>   //
00009 //                                                                         //
00010 //*************************************************************************//
00011
00012 #ifndef __UTILITIES_H
00013 #define __UTILITIES_H
00014
00016 #include "OptimizerLog.h"
00017 #include <stdlib.h>
00018 #include <cuda_runtime.h>
00019
00026 inline void optimizerCudaCheckError( const char *errorMessage, const char* file, int line, const std::string logger="")
00027 {
00028         cudaError_t err = cudaGetLastError();
00029         if( cudaSuccess != err)
00030         {
00031                 char msg[1024];
00032 #if defined(WIN32) || defined(_WIN32) || defined(__WIN32__)
00033                 sprintf_s(msg, "%s(%i) : CUDA error : %s : (%d) %s.\n", file, line, errorMessage, (int)err, cudaGetErrorString( err ) );
00034 #else
00035                 sprintf(msg, "%s(%i) : CUDA error : %s : (%d) %s.\n",   file, line, errorMessage, (int)err, cudaGetErrorString( err ) );
00036 #endif
00037                 FILE_LOG(logERROR,logDEBUG4,logger) << msg; //always show CUDA errors
00038                 exit(-1);
00039         }
00040 }
00041
00043
00044 #define IMUL(a, b) __mul24(a, b)
00045
00047 // Common host and device function
00049
00051 extern "C" int iDivUp(int a, int b);
00052
00054 extern "C" int iDivDown(int a, int b);
00055
00057 extern "C" int iAlignUp(int a, int b);
00058
00060 extern "C" int iAlignDown(int a, int b);
00061
00063 extern "C" bool isBetter(float arg1, float arg2, bool maximization=false);
00064 #endif
00065